Do Elevators Really Fall Like in the Movies? We Did the Math
Data Fact
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Do Elevators Really Fall Like in the Movies? We Did the Math
282 просмотра · 10 дн. назад
Data Fact
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282 просмотра · 10 дн. назад
In the movies, the cables snap and the elevator plunges. In reality, a modern elevator has a whole chain of safety systems most passengers never see. We test the movie version against the numbers: what happens if one rope snaps, if every rope snaps, whether jumping would help — and how one woman survived a 75-floor fall in 1945.
How to read our labels:
DOCUMENTED – verified fact with a source
STANDARD – safety-standard requirement (varies by country and edition)
MODEL – our own simplified calculation, not an accident prediction
RECONSTRUCTION / DRAMATIZATION – AI-generated visual reconstruction, not archival footage
LEGEND – popular story without a contemporary source
UNKNOWN – no reliable data exists
Chapters
0:00 The movie nightmare
0:41 How an elevator really works
1:28 One rope snaps
2:12 Every rope fails
2:56 The hidden safety system
3:54 1854: Otis cuts the rope
4:58 What the standards require
6:37 If every safety system fails
7:25 Would jumping save you?
8:29 Buffers at the bottom
9:40 1945: a 75-floor fall
10:58 Hollywood vs reality: the real danger
12:12 Your turn
This video covers traction elevators only. Historical scenes and many shots are AI-generated reconstructions and are labelled on screen. All calculations are simplified and ignore friction and air resistance. Nothing in this video is safety advice.
SOURCES
Standards
• EN 81-20:2020 (CEN) – Safety rules for the construction and installation of lifts
• ASME A17.1/CSA B44 – Safety Code for Elevators and Escalators
• California Code of Regulations, Title 8 §3031 (buffers), §3036 (governors), §3042 (suspension ropes): https://www.dir.ca.gov/Title8/3042.html
• Elevator World – Suspension Means for Lifts: https://elevatorworld.com/article/sus...
• Elevator World – On the Safety Factor of Suspension Ropes: https://elevatorworld.com/article/on-...
• Bode – Tripping speed calculator (EN 81-20 5.6.2.2.1.1): https://bode-components.com/en/trippi...
• Elevator World – Engineering for Safety: https://elevatorworld.com/article/eng...
• Elevator World – Progressive Safety Gears and Engineering: https://elevatorworld.com/article/pro...
• elevator.tr – Buffer test procedure (EN 81-20): https://www.elevator.tr/en/glossary/b...
History
• Scientific American, Vol. 10 No. 11 (Nov 25, 1854), p. 85, "Otis' Improved Elevator" – public domain, scan via Wikimedia Commons: https://commons.wikimedia.org/wiki/Fi...
• US Patent 31,128 (E. G. Otis, 1861): https://patents.google.com/patent/US3...
• Elevator World – Improved Elevator: https://elevatorworld.com/?p=44063
• American Heritage – "All Safe, Gentlemen, All Safe!": https://www.americanheritage.com/all-...
• E. V. Haughwout Building, 488 Broadway (1857) – first passenger safety elevator: https://en.wikipedia.org/wiki/Elisha_...
• 1945 Empire State Building B-25 crash: https://en.wikipedia.org/wiki/1945_Em...
• Guinness World Records (2023) – elevator attendant survived a 1,000-ft fall: https://www.guinnessworldrecords.com/...
Safety data
• CPWR / M. McCann (2013): Deaths and Injuries Involving Elevators or Escalators (BLS 1992–2009, CPSC 1997–2010): https://stacks.cdc.gov/view/cdc/221302
CREDITS & LICENSES
• 3D elevator model: "Elevator Lift" by luanaabundis, CGTrader – Royalty Free License (modified)
• AI-generated images: ChatGPT image generation, OpenAI (paid plan); AI video shots: Runway (paid plan)
• Narration voice, music and sound effects: ElevenLabs (paid plan, commercial licence)
• Fonts: Archivo, IBM Plex – SIL Open Font License
• Animation, graphics and calculations: Data Fact
Data Fact — We do the math.